The sac-like organelle that stores water, food, and other materials
What is a vacuole.
100
The plant structure that contains a young plant and a food supply inside a protective covering.
What is a seed.
100
An inherited behavior or physical characteristic that helps an organism survive.
What is adaptation.
100
A group of similar cells that perform a specific function.
What is a tissue.
100
Nearly all plants are autotrophs and contain many cells surrounded by __________.
What is cell walls.
200
The waxy, waterproof layer that covers the leaves and stems of most plants.
What is the cuticle.
200
The name for the leaf of a fern.
What is frond.
200
The main functions of an animal are to (1) obtain food, (2) obtain __________, (3) keep internal conditions stable, (4) move in some way, and (5) reproduce.
What is oxygen.
200
A body structure that is composed of different kinds if tissues that work together.
What is an organ.
200
Nonvascular plants are low-growing, have thin cell walls, and do not have __________.
What is roots.
300
Nearly all plants are __________ and contain many cells surrounded by cell walls.
What is autotrophs.
300
Nonvascular plants are __________, have thin cell walls! and do not have roots.
What is low-growing.
300
Animals are classified according to how they are related to other animals. These relationships are determined by an animal's body __________, the way the animal develops! and it's DNA.
What is structure.
300
Animals without __________ have no tissues. Animals with radial symmetry have tissues and usually have organ systems. Animals with bilateral symmetry have organ systems.
What is symmetry.
300
The process by which plants and other autotrophs capture and use light energy to make food from carbon dioxide and water.
What is photosynthesis.
400
The internal transporting tissue in some plants that is made up of tubelike structures that carry water, food, and minerals.
What is vascular tissue.
400
A plant that has true vascular tissue for transporting materials.
What is a vascular plant.
400
The main functions of an animal are to (1) obtain food, (2) obtain water, (3) maintain __________, (4) move in some way, and (5) reproduce.
What is homeostasis.
400
The organization of an animal's cells into higher levels of structure helps to describe an animal's __________
What is body plan.
400
Theses structures help obtain water and nutrients.
What is roots.
500
For plants to survive on land, they must have ways to obtain __________ and nutrients, retain water, support their bodies! transport materials, and reproduce.
What is water.
500
Seedless vascular plants have vascular tissue and produce __________.
What is spores.
500
The condition in which an organism's internal environment is kept stable in spite of changes in the external environment.
What is homeostasis.
500
Animals without symmetry have no tissues. Animals with radial symmetry have tissues and usually have organ systems. Animals with __________ symmetry have organ systems.
What is bilateral.
500
These structures help move water and food, and give support.